Page:
Source:
p. 3, b. 22-33
Main text
Prezentacja
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There are 3 authentic cautionary flats (before d
2, g2 in the R.H. and e1 in the L.H.); in the main text we add another one, before the b1 semiquaver. In turn, in EE and GE2 a 
was added before a2 on the 4th beat of the bar.
Compare the passage in the sources»
category imprint: Differences between sources; Editorial revisions; Source & stylistic information
issues: EE revisions, GE revisions, Cautionary accidentals
notation: Pitch
Missing markers on sources:
A, FC, FE1, FE2, FED, FEJ, FES, FESch, GE1, GE2, GE3, EE1, EE2, EE1a